1II. Samuel Culper to John Bolton, 15 August (Washington Papers)
The “Ink” refers to invisible ink, or “stain” (see Culper, Jr., to...
2Enclosure: Samuel Culper, Jr., to John Bolton, 29 October 1779 (Washington Papers)
Townsend is referring to invisible ink (see
3Enclosure: Samuel Culper, Jr., to John Bolton, 29 July 1779 (Washington Papers)
...that document. Townsend acknowledged receipt of the invisible ink, which employed a stain, in...
4Silas Deane to Robert Morris and the Committee of Secret Correspondence, 23 June 1776 (Franklin Papers)
...point was apparently a communication in invisible ink, which is no longer decipherable; see...
5To Benjamin Franklin from the Chevalier de la Pleignière, 8 March 1778 (Franklin Papers)
...in Franche-Comté. He encloses his secret method of making invisible ink; try it.
6Thomas Jefferson to James Jay, 7 April 1809 (Jefferson Papers)
...American Revolution he used an invisible ink of his own invention to pass on intelligence...
7From John Jay to James Jay, 4 January 1776 (Jay Papers)
...Jay may have conducted a political correspondence in invisible ink that has not been found...
8From George Washington to James Jay, 12 May 1780 (Washington Papers)
GW is referring to invisible ink for espionage activities.
9From George Washington to James Jay, 9 April 1780 (Washington Papers)
GW sought a new supply of invisible ink for espionage activities (see
10To John Jay from Silas Deane, 2 December 1776 (Jay Papers)
written in invisible ink and rendered visible by Bendikson through the use of ultraviolet...
11The American Commissioners to John Jay, 2 June 1777 (Franklin Papers)
...that another and closely similar communication in invisible ink, now lost, followed six...
12To John Jay from Robert Morris, 23 September 1776 (Jay Papers)
..., 11–23 June 1776, incorporated in invisible ink within a letter ostensibly written by one...
13To John Jay from the American Commissioners (Benjamin Franklin and Silas Deane), 2 June 1777 (Jay Papers)
...forward correspondence, much of it originally in invisible ink, from Deane and Franklin to the...
14To John Jay from Robert Morris, 4 February 1777 (Jay Papers)
...to Morris of 17 Sept. 1776 written in invisible ink. In his letter to Morris, Deane advised...
15To John Jay from Thomas Jefferson, 3 August 1788 (Jay Papers)
...in deciphering and conveying to Congress letters Deane wrote in invisible ink. See
16From John Jay to Peter Augustus Jay, 30 March 1813 (Jay Papers)
...“when he first sent me some of his invisible Ink?” tell him that I cannot recollect the...
17To James Madison from James Jay, 1 July 1811 (Madison Papers)
...the use by the Continental Congress of an invisible ink he had invented. As secretary of...
18From John Jay to Robert Morris, 15 September 1776 (Jay Papers)
...: unidentified document explaining the use of invisible ink (not found); decipherment,...
19From John Jay to Robert Morris, 6 October 1776 (Jay Papers)
Decipherment of Text in Invisible Ink of Price Current and Continuation of Deane to Jay,...
20From George Washington to Major Benjamin Tallmadge, 5 February 1780 (Washington Papers)
...last three words. “Stain” and “counterpart” refer to invisible ink and reagent.
21Enclosure: Samuel Culper to Major Benjamin Tallmadge, 15 July 1779 (Washington Papers)
For Townsend’s first request for invisible ink, see Culper to John Bolton, “June 31” (...
22From George Washington to Major Benjamin Tallmadge, 30 October 1779 (Washington Papers)
GW is referring to the chemical reagent for invisible ink (see
23From George Washington to Major Benjamin Tallmadge, 24 September 1779 (Washington Papers)
...3.” The “stain” was a type of invisible ink. Woodhull, as Samuel Culper, probably enclosed...
24From George Washington to Major Benjamin Tallmadge, 25 July 1779 (Washington Papers)
For background on this invisible ink, and its initial use, see
25From George Washington to Major Benjamin Tallmadge, 13 June 1779 (Washington Papers)
GW is referring to invisible ink, which he sent in late July (see
26To George Washington from Colonel Israel Shreve, 26 May 1779 (Washington Papers)
...flame, revealed secret letters written in invisible ink. The first letter, addressed to one...
27To George Washington from Major Benjamin Tallmadge, 15 January 1780 (Washington Papers)
...mentioned a shortage of reagent for invisible ink in his letter to Tallmadge of 12 Dec. 1779...
28To George Washington from Major Benjamin Tallmadge, 4 October 1780 (Washington Papers)
..., Jr. (Robert Townsend’s alias) was written in invisible ink and is now illegible (
29To George Washington from John Jay, 19 November 1778 (Washington Papers)
...) College of New York. Jay developed his invisible ink in 1775 and used it throughout the...
30From John Jay to George Washington, 19 November 1778 (Jay Papers)
On the invisible ink developed by Sir James Jay, used previously in correspondence...